title: Isoelectric focusing.
mesh_terms: D000665:Ampholyte Mixtures; D006863:Hydrogen-Ion Concentration; D007525:Isoelectric Focusing / Q000295:instrumentation / Q000379:methods*; D011506:Proteins / Q000302:isolation & purification*; D012996:Solutions
chemical_list: D000665:Ampholyte Mixtures; D011506:Proteins; D012996:Solutions